:root{--bg:#0d1117;--p:#161b22;--b:#30363d;--t:#e6edf3;--m:#8b949e;--a:#58a6ff}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{height:100%;margin:0;background:var(--bg);color:var(--t);font:15px system-ui,sans-serif;overscroll-behavior:none}
body{display:grid;grid-template-rows:auto 1fr auto 30dvh auto;padding:env(safe-area-inset-top) 0 env(safe-area-inset-bottom)}
header{display:flex;justify-content:space-between;align-items:center;padding:8px 14px;background:var(--p);border-bottom:1px solid var(--b)}
header span{color:var(--a)}
button{background:var(--p);color:var(--t);border:1px solid var(--b);border-radius:10px;min-height:48px;padding:0 16px;font:inherit}
button:active{background:var(--b)}#run{background:#238636;border-color:#2ea043;min-width:88px}
main{position:relative;display:flex;min-height:0}
#gut,#ed{font:14px/1.55 ui-monospace,Menlo,Consolas,monospace;padding:10px 0;margin:0}
#gut{color:var(--m);text-align:right;padding-right:8px;width:38px;overflow:hidden;white-space:pre;user-select:none;border-right:1px solid var(--b)}
#ed{flex:1;background:transparent;color:var(--t);border:0;outline:0;resize:none;padding-left:10px;white-space:pre;overflow:auto;tab-size:4;caret-color:var(--a)}
#out{position:absolute;left:0;right:0;bottom:0;max-height:60%;overflow:auto;margin:0;padding:12px;background:#010409;border-top:2px solid var(--a);font:13px ui-monospace,monospace;white-space:pre-wrap}
#padwrap{position:relative;margin:6px 10px;border:1px dashed var(--b);border-radius:14px;background:var(--p)}
#pad{width:100%;height:100%;display:block;touch-action:none}
#hint{position:absolute;inset:auto 0 8px;text-align:center;color:var(--m);font-size:12px;margin:0;pointer-events:none}
nav{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;padding:6px 10px 10px}nav button{min-height:56px;font-size:18px}
#sheet{position:fixed;inset:0;background:#000a;display:flex;align-items:flex-end;z-index:9}#sheet[hidden]{display:none}
.card{width:100%;max-height:80dvh;overflow:auto;background:var(--p);border-radius:18px 18px 0 0;padding:16px;display:grid;gap:10px}
.card h3{margin:0}#sB{display:grid;grid-template-columns:1fr 1fr;gap:8px}#sB p,#sB h4{grid-column:1/-1;margin:4px 0;color:var(--m);font-size:13px}
#toast{position:fixed;left:50%;top:60px;transform:translateX(-50%);background:var(--a);color:#000;padding:8px 14px;border-radius:20px;opacity:0;transition:opacity .2s;pointer-events:none;z-index:10}
#toast.on{opacity:1}
#keys{display:flex;gap:6px;overflow-x:auto;padding:6px 10px;background:var(--p);border-top:1px solid var(--b)}
#keys button{min-height:40px;min-width:44px;flex:none;font:16px ui-monospace,monospace;padding:0 10px}
button.on{border-color:var(--a);color:var(--a)}
input{background:var(--bg);color:var(--t);border:1px solid var(--b);border-radius:10px;min-height:48px;padding:0 12px;font:inherit;grid-column:1/-1}
#hint{font-size:11px;padding:0 8px}
#wrap{position:relative;flex:1;min-width:0}
#hl,#ed{position:absolute;inset:0;margin:0;padding:10px;font:14px/1.55 ui-monospace,Menlo,Consolas,monospace;white-space:pre;tab-size:4;border:0;letter-spacing:0}
#hl{overflow:hidden;pointer-events:none;color:var(--t)}
#ed{color:transparent;-webkit-text-fill-color:transparent;caret-color:var(--a);background:transparent;overflow:auto}
#ed::selection{background:#58a6ff55;-webkit-text-fill-color:transparent}
.k{color:#ff7b72}.t{color:#79c0ff}.s{color:#a5d6ff}.c{color:#8b949e;font-style:italic}.n{color:#d2a8ff}
#ot{margin:0;white-space:pre-wrap}#inrow{display:flex;gap:6px;margin-top:8px}#inrow input{flex:1;grid-column:auto}#oc{margin-top:8px;min-height:36px}
#hapl{position:absolute;opacity:0;pointer-events:none;width:1px;height:1px;overflow:hidden}
/* V4 — Encre et Signal */
:root{--bg:#0E0F12;--p:#16181D;--b:#262932;--t:#E9E7E1;--m:#7C7F89;--a:#C6F135}
header{background:transparent;border-bottom:0}header b{font:500 13px ui-monospace,monospace}
button{border-radius:999px}#run{background:var(--a);color:#0E0F12;border:0;font-weight:500}
#padwrap{background:#090A0D;border:.5px solid var(--b);border-radius:22px;overflow:hidden}
#chip{position:absolute;left:12px;top:10px;padding:4px 12px;border-radius:999px;font-size:12px;border:.5px solid;opacity:0;transition:opacity .15s;pointer-events:none}#chip.on{opacity:1}
nav{margin:6px 12px 10px;padding:6px;gap:4px;background:var(--p);border:.5px solid var(--b);border-radius:999px}
nav button{border:0;background:transparent;min-height:48px}nav #bGest{background:var(--b)}
.k{color:#C6F135}.t{color:#8FB8FF}.s{color:#F2B880}.n{color:#F08A7A}.c{color:#7C7F89}
.card{border-top:.5px solid var(--b);border-radius:24px 24px 0 0}button.on{border-color:var(--a);color:var(--a)}#toast{color:#0E0F12}
/* V5 */
[hidden]{display:none!important}
#selv{position:absolute;inset:0;margin:0;padding:10px;font:14px/1.55 ui-monospace,Menlo,Consolas,monospace;white-space:pre;tab-size:4;border:0;overflow:hidden;pointer-events:none;color:transparent}
#selv mark{background:rgba(198,241,53,.28);color:transparent;border-radius:3px}
.cr{display:inline-block;width:0;height:1.2em;border-left:2px solid var(--a);vertical-align:text-bottom;animation:bl 1s steps(1) infinite}@keyframes bl{50%{opacity:0}}
#keys button:first-child{color:var(--a)}
/* V6 */
#wrap{overflow:hidden}
#hl,#ed,#selv{padding:10px 60vw 70dvh 22px}   /* défilement libre : on peut dépasser la dernière ligne et la ligne la plus longue */
#gut{padding-bottom:70dvh}#ed{overscroll-behavior:contain;-webkit-overflow-scrolling:touch}
#rails,#guides{position:absolute;left:0;top:0;right:0;pointer-events:none;will-change:transform}
#rails i{position:absolute;width:3px;border-radius:2px;opacity:.9}#guides i{position:absolute;width:1px;background:rgba(255,255,255,.09)}
#act{position:absolute;left:0;right:0;height:21.7px;top:10px;background:rgba(198,241,53,.07)}
.fx{position:absolute;left:0;right:0;pointer-events:none;opacity:0;transform-origin:top;animation:fx .6s ease-out}
@keyframes fx{0%{opacity:.35;transform:scaleY(.4)}40%{opacity:.22;transform:scaleY(1)}100%{opacity:0;transform:scaleY(1)}}
#hd{display:flex;align-items:center;gap:8px}#hd b{font:500 13px ui-monospace,monospace}#dot{width:6px;height:6px;border-radius:50%;background:var(--a);display:block}#dot.err{background:#FF6B6B}#stat{color:var(--m);font-size:11px}
#hint{inset:10px 14px auto auto!important;padding:0!important}
#toast{background:#262932;color:#E9E7E1;border:.5px solid #3A3E4A;display:flex;align-items:center;gap:10px;padding:8px 14px;white-space:nowrap}
#toast.act{padding:6px 6px 6px 14px;pointer-events:auto}#toast button{min-height:30px;padding:0 12px;background:#0E0F12;color:var(--a);border:0;font-size:12px}
.gg{grid-column:1/-1;display:grid;grid-template-columns:repeat(3,1fr);gap:8px}
.gcard{display:flex;flex-direction:column;align-items:center;gap:2px;min-height:92px;border-radius:20px;padding:8px 4px;font-size:12px}